@media screen and (max-width: 48rem) {
  body {
    min-width: 18.75rem;
    min-height: 31vh;
  }
  .moNavBtnHide {
    display: none;
  }
  header {
    width: 100%;
    box-sizing: border-box;
  }
  header nav {
    box-sizing: border-box;
    width: 100%;
  }
  header .nav_box {
    width: 100%;
    box-sizing: border-box;
  }
  main {
    width: 100%;
    display: block;
    min-height: 22vh;
    box-sizing: border-box;
  }
  footer {
    width: 100%;
    box-sizing: border-box;
  }
  footer {
    min-width: 18.75rem;
    height: auto;
    padding-top: 1.25rem;
    background: #0B77E5;
  }
  footer .footer_nav {
    width: 100%;
    display: flex;
    justify-content: space-between;
  }
  footer .footer_nav .footer_logo_box {
    display: none;
  }
  footer .footer_nav .footer_logo_box img {
    width: 3rem;
    height: 3rem;
    margin-bottom: 0.3125rem;
  }
  footer .footer_nav .footer_logo_box p {
    font-size: 0.625rem;
  }
  footer .footer_nav .footer_nav_list_box {
    display: none;
  }
  footer .footer_nav dt {
    font-size: 0.75rem;
    margin-bottom: 0.625rem;
    font-family: SourceHanSansSC;
    font-weight: 400;
    color: #FFFFFF;
  }
  footer .footer_nav dd {
    font-size: 0.625rem;
    line-height: 0.9375rem;
    font-family: SourceHanSansSC;
    font-weight: 400;
    color: #EDEDED;
  }
  footer .footer_nav .footer_info_box {
    max-width: 12.5rem;
  }
  footer .footer_nav .footer_qrif_box {
    margin: 0;
    width: 100%;
    display: flex;
    justify-content: space-around;
  }
  footer .footer_nav .footer_qrif_box img {
    width: 3.125rem;
    height: 3.125rem;
    margin-bottom: 0.3125rem;
  }
  footer .footer_nav .footer_qrif_box p {
    font-family: SourceHanSansCN;
    font-weight: 400;
    color: #FFFFFF;
    font-size: 0.625rem;
  }
  footer hr {
    width: 100%;
    height: 0.0625rem;
    background: #FFFFFF;
    opacity: 0.12;
    margin-top: 0.75rem;
  }
  footer .footer_copy {
    width: 100%;
    padding: 0.75rem 0;
    text-align: center;
  }
  footer .footer_copy p {
    font-family: SourceHanSansSC;
    font-weight: 300;
    font-size: 0.75rem;
    color: #FFFFFF;
  }
}
@media screen and (min-width: 48.0625rem) {
  body {
    min-width: 75.0625rem;
  }
  main {
    width: 100%;
    height: 100%;
    min-height: 21vh;
  }
  footer {
    width: 100%;
    height: 19.625rem;
    background: #0B77E5;
    padding-top: 3.125rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
  }
  footer .footer_nav {
    width: 75.0625rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-grow: 1;
  }
  footer .footer_nav .footer_logo_box {
    width: 4.25rem;
    margin-right: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  footer .footer_nav .footer_logo_box img {
    width: 4.25rem;
    height: 4.25rem;
    margin-bottom: 0.625rem;
  }
  footer .footer_nav .footer_logo_box p {
    font-family: SourceHanSansSC;
    font-weight: 400;
    font-size: 0.8125rem;
    color: #FFFFFF;
  }
  footer .footer_nav .footer_nav_list_box {
    display: flex;
    justify-content: space-between;
    flex-grow: 1;
  }
  footer .footer_nav .footer_info_box {
    max-width: 12.5rem;
  }
  footer .footer_nav dl dt {
    font-family: SourceHanSansSC;
    font-weight: 400;
    color: #FFFFFF;
    margin-bottom: 0.9375rem;
    font-size: 1rem;
  }
  footer .footer_nav dl dd {
    font-family: SourceHanSansSC;
    font-weight: 400;
    color: #EDEDED;
    line-height: 1.5625rem;
    font-size: 0.875rem;
    max-width: 23.75rem;
  }
  footer .footer_nav .footer_qrif_box {
    margin-left: 2.5625rem;
    display: flex;
  }
  footer .footer_nav .footer_qrif_box .footer_qrcode_box {
    margin-left: 1.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  footer .footer_nav .footer_qrif_box .footer_qrcode_box img {
    width: 6.75rem;
    height: 6.75rem;
    margin-bottom: 0.625rem;
  }
  footer .footer_nav .footer_qrif_box .footer_qrcode_box p {
    font-family: SourceHanSansCN;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 2.25rem;
    font-size: 1rem;
  }
  footer hr {
    width: 100%;
    height: 0.0625rem;
    background: #FFFFFF;
    opacity: 0.12;
  }
  footer .footer_copy {
    width: 100%;
    margin-top: 0.625rem;
    padding: 1.375rem 0;
    text-align: center;
  }
  footer .footer_copy p {
    font-family: SourceHanSansSC;
    font-weight: 300;
    font-size: 0.875rem;
    color: #FFFFFF;
  }
}